Another way to say it: If you can delegate to HTTPS, filesystem encryption, or another higher-level construct, you probably don't need this. If you're on your

Another way to say it: If you can delegate to HTTPS, filesystem encryption, or another higher-level construct, you probably don't need this. If you're on your own (custom wire protocol, custom file format, oddball use case), maybe you want something like this (or libsodium).